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Won Choul Yang
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Kowloon, HK
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Patents Grants
last 30 patents
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Patent Grant
Health monitoring for head of a heat-magnetic recording device usin...
Patent number
10,043,540
Issue date
Aug 7, 2018
Seagate Technology LLC
Won Choul Yang
G11 - INFORMATION STORAGE
Information
Patent Grant
Health monitoring for head of a heat-assisted magnetic recording de...
Patent number
9,741,378
Issue date
Aug 22, 2017
Seagate Technology LLC
Won Choul Yang
G11 - INFORMATION STORAGE
Information
Patent Grant
Head-medium contact detection using a thermal sensor and surface ch...
Patent number
9,607,642
Issue date
Mar 28, 2017
Seagate Technology LLC
Won Choul Yang
G11 - INFORMATION STORAGE
Information
Patent Grant
Head-medium contact detection using high frequency heater oscillation
Patent number
9,437,234
Issue date
Sep 6, 2016
Seagate Technology LLC
Shi Jung Kim
G11 - INFORMATION STORAGE
Information
Patent Grant
Controlling laser output in a HAMR device
Patent number
9,355,671
Issue date
May 31, 2016
Seagate Technology LLC
Tim Rausch
G11 - INFORMATION STORAGE
Information
Patent Grant
Apparatus and method for measuring surface charge of a slider
Patent number
9,245,561
Issue date
Jan 26, 2016
Seagate Technology LLC
Ju Yong Lee
G11 - INFORMATION STORAGE
Information
Patent Grant
Addressing variations in bit error rates amongst data storage segments
Patent number
9,195,533
Issue date
Nov 24, 2015
Seagate Technology LLC
Won Choul Yang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Characterizing laser output in a HAMR device
Patent number
9,153,272
Issue date
Oct 6, 2015
Seagate Technology LLC
Tim Rausch
G11 - INFORMATION STORAGE
Information
Patent Grant
Storage device head instability recovery by heating from head heater
Patent number
8,934,185
Issue date
Jan 13, 2015
Seagate Technology LLC
Jung Wook Hur
G11 - INFORMATION STORAGE
Information
Patent Grant
Adaptive write pole tip protrusion compensation
Patent number
8,934,188
Issue date
Jan 13, 2015
Seagate Technology LLC
Shi Jung Kim
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
CONTROLLING LASER OUTPUT IN A HAMR DEVICE
Publication number
20150332725
Publication date
Nov 19, 2015
SEAGATE TECHNOLOGY LLC
Tim Rausch
G11 - INFORMATION STORAGE
Information
Patent Application
STORAGE DEVICE HEAD INSTABILITY RECOVERY BY HEATING FROM HEAD HEATER
Publication number
20140177089
Publication date
Jun 26, 2014
SEAGATE TECHNOLOGY LLC
Jung Wook Hur
G11 - INFORMATION STORAGE